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FR1249437A - Method of operation in cold operation of an electric blast furnace with preheated load - Google Patents

Method of operation in cold operation of an electric blast furnace with preheated load

Info

Publication number
FR1249437A
FR1249437A FR810351A FR810351A FR1249437A FR 1249437 A FR1249437 A FR 1249437A FR 810351 A FR810351 A FR 810351A FR 810351 A FR810351 A FR 810351A FR 1249437 A FR1249437 A FR 1249437A
Authority
FR
France
Prior art keywords
blast furnace
cold
electric blast
preheated
load
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR810351A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Institut de Recherches de la Siderurgie Francaise IRSID
Original Assignee
Institut de Recherches de la Siderurgie Francaise IRSID
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to FR786759A priority Critical patent/FR1226532A/en
Priority to FR801789A priority patent/FR1242894A/en
Priority to FR801848A priority patent/FR1241196A/en
Application filed by Institut de Recherches de la Siderurgie Francaise IRSID filed Critical Institut de Recherches de la Siderurgie Francaise IRSID
Priority to FR810351A priority patent/FR1249437A/en
Application granted granted Critical
Publication of FR1249437A publication Critical patent/FR1249437A/en
Priority to FR937349A priority patent/FR83941E/en
Priority to US366834A priority patent/US3295955A/en
Priority to OA50610A priority patent/OA00525A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/12—Making spongy iron or liquid steel, by direct processes in electric furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C21B11/10—Making pig-iron other than in blast furnaces in electric furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/001—Injecting additional fuel or reducing agents
    • C21B5/002—Heated electrically (plasma)
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/14—Discharging devices, e.g. for slag
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B1/00—Shaft or like vertical or substantially vertical furnaces
    • F27B1/02—Shaft or like vertical or substantially vertical furnaces with two or more shafts or chambers, e.g. multi-storey
    • F27B1/025—Shaft or like vertical or substantially vertical furnaces with two or more shafts or chambers, e.g. multi-storey with fore-hearth
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/14—Charging or discharging liquid or molten material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)
FR810351A 1959-02-14 1959-11-17 Method of operation in cold operation of an electric blast furnace with preheated load Expired FR1249437A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR786759A FR1226532A (en) 1959-02-14 1959-02-14 Process for producing liquid metal in an electric blast furnace, by preheating on a grid
FR801789A FR1242894A (en) 1959-02-14 1959-08-01 Improvements in metallurgical processes using hydrocarbons, and particularly in liquid metal production processes in an electric blast furnace
FR801848A FR1241196A (en) 1959-02-14 1959-08-03 Improvements to shaft furnaces, and particularly to electric blast furnaces
FR810351A FR1249437A (en) 1959-02-14 1959-11-17 Method of operation in cold operation of an electric blast furnace with preheated load
FR937349A FR83941E (en) 1959-02-14 1963-06-07 Process for the production of molten metal in an electric blast furnace with preheating on a grid
US366834A US3295955A (en) 1959-02-14 1964-05-12 Smelting method and device
OA50610A OA00525A (en) 1959-02-14 1964-11-18 Method and device for the production of liquid ferrous metal in an electric tank furnace.

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
FR786759A FR1226532A (en) 1959-02-14 1959-02-14 Process for producing liquid metal in an electric blast furnace, by preheating on a grid
FR801789A FR1242894A (en) 1959-02-14 1959-08-01 Improvements in metallurgical processes using hydrocarbons, and particularly in liquid metal production processes in an electric blast furnace
FR801848A FR1241196A (en) 1959-02-14 1959-08-03 Improvements to shaft furnaces, and particularly to electric blast furnaces
FR810351A FR1249437A (en) 1959-02-14 1959-11-17 Method of operation in cold operation of an electric blast furnace with preheated load
FR937349A FR83941E (en) 1959-02-14 1963-06-07 Process for the production of molten metal in an electric blast furnace with preheating on a grid

Publications (1)

Publication Number Publication Date
FR1249437A true FR1249437A (en) 1960-12-30

Family

ID=27514982

Family Applications (5)

Application Number Title Priority Date Filing Date
FR786759A Expired FR1226532A (en) 1959-02-14 1959-02-14 Process for producing liquid metal in an electric blast furnace, by preheating on a grid
FR801789A Expired FR1242894A (en) 1959-02-14 1959-08-01 Improvements in metallurgical processes using hydrocarbons, and particularly in liquid metal production processes in an electric blast furnace
FR801848A Expired FR1241196A (en) 1959-02-14 1959-08-03 Improvements to shaft furnaces, and particularly to electric blast furnaces
FR810351A Expired FR1249437A (en) 1959-02-14 1959-11-17 Method of operation in cold operation of an electric blast furnace with preheated load
FR937349A Expired FR83941E (en) 1959-02-14 1963-06-07 Process for the production of molten metal in an electric blast furnace with preheating on a grid

Family Applications Before (3)

Application Number Title Priority Date Filing Date
FR786759A Expired FR1226532A (en) 1959-02-14 1959-02-14 Process for producing liquid metal in an electric blast furnace, by preheating on a grid
FR801789A Expired FR1242894A (en) 1959-02-14 1959-08-01 Improvements in metallurgical processes using hydrocarbons, and particularly in liquid metal production processes in an electric blast furnace
FR801848A Expired FR1241196A (en) 1959-02-14 1959-08-03 Improvements to shaft furnaces, and particularly to electric blast furnaces

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR937349A Expired FR83941E (en) 1959-02-14 1963-06-07 Process for the production of molten metal in an electric blast furnace with preheating on a grid

Country Status (3)

Country Link
US (1) US3295955A (en)
FR (5) FR1226532A (en)
OA (1) OA00525A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3344758A (en) * 1963-12-05 1967-10-03 Wotschke Johannes Apparatus for the thermal decomposition of waste products
US3443930A (en) * 1966-08-27 1969-05-13 Canada Steel Co Peripheral charging of sponge iron
JPS523886B1 (en) * 1968-12-07 1977-01-31
FR2190922A1 (en) * 1972-07-05 1974-02-01 Creusot Loire Electric smelting furnace for iron ores sinter etc - reduces power consump-tion eg to 1000 to 1500 KWH/tonne
SE395714B (en) * 1974-02-20 1977-08-22 Skf Ind Trading & Dev METHODS AND DEVICES FOR MANUFACTURE OF METALS FROM OXIDIC MATERIAL

Also Published As

Publication number Publication date
FR1241196A (en) 1960-09-16
FR83941E (en) 1964-11-06
FR1226532A (en) 1960-07-13
FR1242894A (en) 1960-10-07
OA00525A (en) 1966-07-15
US3295955A (en) 1967-01-03

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